Boiler Repair in Lewisham
Gas Safe registered · £85 diagnostic in-hours · Typically 20–30 min from base
Boiler repairs across Lewisham: SE4, SE6, SE8, SE9, SE10, SE12, SE13, SE14 and SE23. From fault codes to no-heating callouts, we carry parts for the most common boiler makes and aim to diagnose and fix on the first visit.
What a repair visit costs in Lewisham
One fee covers attendance and diagnosis — and if you go ahead with the repair, it's included in the total.
Standard hours
Weekdays, 8am–6pm — 1-hour minimum
£85/hr
Out of hours
Evenings, weekends and bank holidays — 1-hour minimum
£170/hr
Priced by the hour
We diagnose first, then talk cost — charged by the hour, one-hour minimum, nothing padded on top. You decide before work goes ahead.
One fee, not two
No call-out charge, no separate diagnostic fee. The £85 covers investigation, diagnosis where possible, and the first hour of labour.
Tested before we leave
If a part needs ordering we'll say so; where we can finish on the day, the system is tested working before we leave.
Smell gas? Open windows, leave the property, and call the National Gas Emergency Service on 0800 111 999 before calling anyone else.
Why Lewisham homes break down
Lewisham splits north and south, and so do its breakdowns — dense conversions one way, settled family stock the other.
Victorian & Edwardian south
Family terraces and semis, many on boilers that have run a decade or more without much attention. No-heat calls here are wear catching up — sludge stalling radiators, a tired pump, a furred heat exchanger — and Forest Hill and Sydenham are our quickest corner, so same-day is realistic in the south-west.
Deptford & New Cross conversions
The dense north: conversions and HMOs with hard-used combis in tight spaces and heavy rental turnover. The faults are the predictable high-use ones — diverters, sensors, pressure loss — but access and parking are the real constraint, so we confirm a contact before setting out.
Catford & the cottage estates
Interwar and post-war family stock, including the Bellingham and Downham estates, often on original-layout systems and the occasional back boiler. These throw the classic ageing-system faults — and on a back boiler behind a gas fire we check the whole appliance, not just the visible part.
Riverside new-build
Modern combis in the Deptford riverside developments. Newest stock, so breakdowns are usually a single fault code or an install snag under warranty — quick to diagnose, and we'll flag if it's the developer's to fix.
Repairs we've done for customers in Lewisham
"A carbon monoxide alarm went off and I had no idea whether to ring the gas board or a private engineer. They talked me through what to do straight away, came out the same day, found a fault with the flue and sorted it. So glad I called when I did."
"I manage rental flats across Bromley and Lewisham and the annual landlord gas certificates used to be a yearly scramble. Switched over and honestly it's effortless now. They chase the renewal, deal with the tenants, certificates land same day. Wish I'd done it sooner."
Boiler repair questions in Lewisham
Forest Hill's close to you — how fast for the rest of Lewisham?
SE23 Forest Hill and SE26 Sydenham are our nearest corner, often the quickest response in the borough. The Deptford and New Cross end can add ten to fifteen minutes on the A2. For a breakdown we'll give a realistic window and, if you're at the far end, tell you honestly whether a closer engineer would beat us there.
My Lewisham house still has a back boiler behind the gas fire and it's stopped heating — can you fix it?
Often, yes. Back boilers are older technology and prone to more trouble — usually a sooted-up flue, perished seals or a failing pilot assembly — but parts for the common units are still available. We diagnose the whole appliance, and where one's genuinely beyond economical repair we'll say so plainly rather than keep patching it.
We serve Lewisham and South London
Select a borough to see key areas, or call if you're unsure.
Postcodes served in Lewisham: SE4 · SE6 · SE8 · SE9 · SE10 · SE12 · SE13 · SE14 · SE23
Boiler fault in Lewisham?
Call or WhatsApp for same-day attendance where available. Written estimate before any work starts.